package week7.homework;

public class test {
    public static void main(String[] args) {
        ademicbook count1=new ademicbook("绿色科技","植物","花木盆景杂志社",10,55,3);
        schoolbook count2=new schoolbook("英语","英语","李华",57,5,5);
        magazines count3=new magazines("意林","故事","主编",5,50,20171202);
        novels count4=new novels("野性的呼唤","动物，人性，自然","杰克伦敦",30,300,"一只狗");
        PictureBook count5=new PictureBook("十万个为什么","科普","主编",120,800,5);
        System.out.println(count1+""+count2+count3+count4+count5);
    }
}
